Use fix from #3830 in particle and anim graphs too

2025-12-13 23:11:01 +01:00
parent 5bd9bce634
commit 0c887cd29e
3 changed files with 15 additions and 6 deletions
--- a/Source/Engine/Particles/Graph/CPU/ParticleEmitterGraph.CPU.Particles.cpp
+++ b/Source/Engine/Particles/Graph/CPU/ParticleEmitterGraph.CPU.Particles.cpp
@@ -482,9 +482,15 @@ void ParticleEmitterGraphCPUExecutor::ProcessGroupFunction(Box* box, Node* node,
    // Function Input
    case 1:
    {
+        // Skip when graph is too small (eg. preview) and fallback with default value from the function graph
+        if (context.GraphStack.Count() < 2)
+        {
+            value = tryGetValue(node->TryGetBox(1), Value::Zero);
+            break;
+        }
+
        // Find the function call
        Node* functionCallNode = nullptr;
-        ASSERT(context.GraphStack.Count() >= 2);
        ParticleEmitterGraphCPU* graph;
        for (int32 i = context.CallStackSize - 1; i >= 0; i--)
        {